About the Authors

Manu Raj Mathur

Contributed equally to this work with: Manu Raj Mathur, Richard G. Watt, Christopher J. Millett, Priyanka Parmar, Georgios Tsakos

manu.mathur@phfi.org

Affiliation Department of Dental Public Health, Public Health Foundation of India, Gurgaon, Haryana, India

Richard G. Watt

Contributed equally to this work with: Manu Raj Mathur, Richard G. Watt, Christopher J. Millett, Priyanka Parmar, Georgios Tsakos

Affiliation Department of Epidemiology and Public Health, University College London, London, United Kingdom

Christopher J. Millett

Contributed equally to this work with: Manu Raj Mathur, Richard G. Watt, Christopher J. Millett, Priyanka Parmar, Georgios Tsakos

Affiliation Department of Primary Care and Public Health, Imperial College London, London, United Kingdom

Priyanka Parmar

Contributed equally to this work with: Manu Raj Mathur, Richard G. Watt, Christopher J. Millett, Priyanka Parmar, Georgios Tsakos

Affiliation Department of Dental Public Health, Public Health Foundation of India, Gurgaon, Haryana, India

Georgios Tsakos

Contributed equally to this work with: Manu Raj Mathur, Richard G. Watt, Christopher J. Millett, Priyanka Parmar, Georgios Tsakos

Affiliation Department of Epidemiology and Public Health, University College London, London, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MM RGW GT. Performed the experiments: MM RGW GT PP. Analyzed the data: MM PP CM. Contributed reagents/materials/analysis tools: MM. Wrote the paper: MM CM PP RGW GT.